<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>bootstrap1</title>
    <!-- 新 Bootstrap 核心 CSS 文件 -->
    <link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">

    <!-- jQuery文件。务必在bootstrap.min.js 之前引入 -->
    <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>

    <!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
    <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>
<div class="dropdown">
    <button type="button" class="btn dropdown-toggle" id="dropdownMenu1" data-toggle="dropdown">主题
        <span class="caret"></span>
    </button>
    <ul class="dropdown-menu" role="menu" aria-labelledby="dropdownMenu1">
        <li role="presentation">
            <a role="menuitem" tabindex="-1" href="https://www.tunan.wang/" target="_blank">Tunan.wang</a>
        </li>
        <li role="presentation">
            <a role="menuitem" tabindex="-1" href="https://www.baidu.com/" target="_blank">Baidu</a>
        </li>
        <li role="presentation">
            <a role="menuitem" tabindex="-1" href="https://www.sina.com.cn" target="_blank">Sina</a>
        </li>
        <li role="presentation" class="divider"></li>
        <li role="presentation">
            <a role="menuitem" tabindex="-1" href="http://www.tunan.wang:8069/" target="_blank">Odoo</a>
        </li>
    </ul>
</div>
</body>
</html>